Home / 19,486.68-29,234.16-6,338.76

Finding the Fourth Proportional to 19,486.68, 29,234.16 and 6,338.76

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Solution

The fourth proportional to 19,486.68, 29,234.16 and 6,338.76 is: 9,509.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,486.68 : 29,234.16 = 6,338.76 : x
  2. Step 2: Convert to fraction form
    19,486.68/29,234.16 = 6,338.76/x
  3. Step 3: Cross multiply
    19,486.68x = 29,234.16 × 6,338.76
  4. Step 4: Simplify right side
    19,486.68x = 185,308,324.04
  5. Step 5: Solve for x
    x = 185,308,324.04/19,486.68
  6. Step 6: Final answer
    x = 9,509.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.